to express my appreciate to president obama for unequivocal clear sighted support for israel the right to defend itself. >> reporter: days after winning re-election, the president is faced with a widening conflict that has potential to destabilize an already unstable region. so, of course, in the united states and here in the region, everyone is hoping this is over quickly. no one can afford a wider war. >> thank you, christieian for that. >> the israeli military, media office, twitter account, gained 50,000 followers in the past 24 hours. hamas has a facebook page and all playing out on line and on in addition to the violence on the ground. >> hamas threatening israel saying they have opened the gates of hell by assassinating one of their top leaders. all of this began earlier this week. >> we will be back with more right after this. stay with us, everybody. >> announcer: "world news now" continues after this from our abc stations. >>> as we all know we are >>> as we all know, we are becoming a digital nation. it all begins with books. for too many children, books just aren't a big pa